Distance between Casper, WY (CPR) and Hailey, ID (SUN)
Flight distance from Casper to Hailey (Casper–Natrona County International Airport – Friedman Memorial Airport) is 397 miles / 640 kilometers / 345 nautical miles. Estimated flight time is 1 hour 15 minutes.
Driving distance from Casper (CPR) to Hailey (SUN) is 502 miles / 808 kilometers and travel time by car is about 10 hours 50 minutes.
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Casper - Hailey
Map of flight path and driving directions from Casper to Hailey.
Shortest flight path between Casper–Natrona County International Airport (CPR) and Friedman Memorial Airport (SUN).
How far is Hailey from Casper?
There are several ways to calculate distances between Casper and Hailey. Here are two common methods:
Vincenty's formula (applied above)- 397.483 miles
- 639.687 kilometers
- 345.403 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.
Haversine formula- 396.431 miles
- 637.993 kilometers
- 344.489 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Airport information
| A | Casper–Natrona County International Airport |
|---|---|
| City: | Casper, WY |
| Country: | United States  |
| IATA Code: | CPR |
| ICAO Code: | KCPR |
| Coordinates: | 42°54′28″N, 106°27′50″W |
| B | Friedman Memorial Airport |
|---|---|
| City: | Hailey, ID |
| Country: | United States |
| IATA Code: | SUN |
| ICAO Code: | KSUN |
| Coordinates: | 43°30′15″N, 114°17′45″W |
Time difference and current local times
There is no time difference between Casper and Hailey.
Time Difference
Casper, WY
Hailey, ID
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 84 kg (184 pounds).
Frequent Flyer Miles Calculator
Casper (CPR) → Hailey (SUN).
In total
Round trip?